CVE-2023-6205

It was possible to cause the use of a MessagePort after it had already been freed, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1854076	Issue Tracking Permissions Required
https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html	Mailing List
https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html
https://www.debian.org/security/2023/dsa-5561	Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2023-49/	Release Notes Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-50/	Release Notes Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-52/	Release Notes Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1854076	Issue Tracking Permissions Required
https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html	Mailing List
https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html
https://www.debian.org/security/2023/dsa-5561	Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2023-49/	Release Notes Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-50/	Release Notes Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-52/	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox::::::::
	cpe:2.3:a:mozilla:firefox_esr::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:10.0:::::::*
	cpe:2.3:o:debian:debian_linux:11.0:::::::*
	cpe:2.3:o:debian:debian_linux:12.0:::::::*

History

21 Nov 2024, 08:43

Type	Values Removed	Values Added
References	~~() https://bugzilla.mozilla.org/show_bug.cgi?id=1854076 - Issue Tracking, Permissions Required~~	() https://bugzilla.mozilla.org/show_bug.cgi?id=1854076 - Issue Tracking, Permissions Required
References	~~() https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html - Mailing List~~	() https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html - Mailing List
References	~~() https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html -~~	() https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html -
References	~~() https://www.debian.org/security/2023/dsa-5561 - Third Party Advisory~~	() https://www.debian.org/security/2023/dsa-5561 - Third Party Advisory
References	~~() https://www.mozilla.org/security/advisories/mfsa2023-49/ - Release Notes, Vendor Advisory~~	() https://www.mozilla.org/security/advisories/mfsa2023-49/ - Release Notes, Vendor Advisory
References	~~() https://www.mozilla.org/security/advisories/mfsa2023-50/ - Release Notes, Vendor Advisory~~	() https://www.mozilla.org/security/advisories/mfsa2023-50/ - Release Notes, Vendor Advisory
References	~~() https://www.mozilla.org/security/advisories/mfsa2023-52/ - Release Notes, Vendor Advisory~~	() https://www.mozilla.org/security/advisories/mfsa2023-52/ - Release Notes, Vendor Advisory

30 Nov 2023, 16:15

Type	Values Removed	Values Added
References		() https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html -

28 Nov 2023, 19:44

Type	Values Removed	Values Added
First Time		Debian debian Linux Mozilla Mozilla firefox Esr Mozilla thunderbird Debian Mozilla firefox
CPE		cpe:2.3:a:mozilla:thunderbird:::::::: cpe:2.3:o:debian:debian_linux:11.0:::::::* cpe:2.3:o:debian:debian_linux:12.0:::::::* cpe:2.3:o:debian:debian_linux:10.0:::::::* cpe:2.3:a:mozilla:firefox:::::::: cpe:2.3:a:mozilla:firefox_esr::::::::
References	~~() https://bugzilla.mozilla.org/show_bug.cgi?id=1854076 -~~	() https://bugzilla.mozilla.org/show_bug.cgi?id=1854076 - Issue Tracking, Permissions Required
References	~~() https://www.mozilla.org/security/advisories/mfsa2023-49/ -~~	() https://www.mozilla.org/security/advisories/mfsa2023-49/ - Release Notes, Vendor Advisory
References	~~() https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html -~~	() https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html - Mailing List
References	~~() https://www.debian.org/security/2023/dsa-5561 -~~	() https://www.debian.org/security/2023/dsa-5561 - Third Party Advisory
References	~~() https://www.mozilla.org/security/advisories/mfsa2023-52/ -~~	() https://www.mozilla.org/security/advisories/mfsa2023-52/ - Release Notes, Vendor Advisory
References	~~() https://www.mozilla.org/security/advisories/mfsa2023-50/ -~~	() https://www.mozilla.org/security/advisories/mfsa2023-50/ - Release Notes, Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 6.5
CWE		CWE-416

24 Nov 2023, 01:15

Type	Values Removed	Values Added
References		() https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html -

23 Nov 2023, 01:15

Type	Values Removed	Values Added
References		() https://www.debian.org/security/2023/dsa-5561 -

22 Nov 2023, 17:15

Type	Values Removed	Values Added
Summary	It was possible to cause the use of a MessagePort after it had already been freed, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 120, Firefox < 115.5, and Thunderbird < 115.5.0.	It was possible to cause the use of a MessagePort after it had already been freed, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

21 Nov 2023, 16:30

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-11-21 15:15

Updated : 2024-11-21 08:43

NVD link : CVE-2023-6205

Mitre link : CVE-2023-6205

CVE.ORG link : CVE-2023-6205

JSON object : View

Products Affected

mozilla

thunderbird
firefox_esr
firefox

debian

debian_linux

CWE

CWE-416

Use After Free

6.5 /10